| Acronym | Meaning |
| ICACGP | International Commission On Atmospheric Chemistry And Global Pollution |
| SROS | Spin-restricted Open Shell |
| SBCPA | Single-bond Coherent Potential Approximation |
| ORFEUS | Orbiting Retrievable Far And Extreme Ultraviolet Spectrometers |
| VHMS | Volcanic-hosted Massive Sulfide |
| RCF | Refractory Ceramic Fibers |
| ALAU | Delta-aminolevulinic Acid Dehydratase In Urine (lead Poisoning Indicator) |
| RESAM | Regional Soil Acidification Model |
| ECP | Exponential Corrugated Potential |
| VERA | Vienna Environmental Research Accelerator |